Pet highchair



FIG. 1 is a top front perspective view of the pet highchair;

FIG. 2 is a front elevation view of the pet highchair, with the rearelevation view being identical to the front view shown;

FIG. 3 is a right side elevation view of the pet highchair, with theleft side elevation view being identical to the front view shown;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

The broken lines shown in the drawings depict environmental subjectmatter and form no part of the claimed design.

The pet highchair is shown with a line-dot-line broken line whichrepresents a symbolic break in its height. The appearance of any portionof the article between the break lines forms no part of the claimeddesign.

CLAIM The ornamental design for a pet highchair, as shown and described.